I grew up with sayings like ???Don???t look a gift horse in the mouth??? and ???Hope for the best but prepare for the worst??? and ???There???s no such thing as a free lunch??? and ???You can???t always get what you want??? and ???Beggars can???t be choosers??? and ???Too many cooks spoil the broth??? and ???Don???t bite the hand that feeds you??? and ???One man???s trash is another mans treasure?